Слайд #3
Diary
Today, from Leonardo's notebooks survived for about 7,000 pages contained in different collections. But when researchers discovered authorship found that books and barns, and art history essay, and anatomical sketches, drawings and strange, and research on geology, architecture, hydraulics, geometry, military fortifications, philosophy, optics, stories about the people around them including women engineering drawings - works of one man. All entries in the diaries of Leonardo made a special manner and read them in the mirror.